Home / 439,829.82-659,941.50-252,841.32

Finding the Fourth Proportional to 439,829.82, 659,941.50 and 252,841.32

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Solution

The fourth proportional to 439,829.82, 659,941.50 and 252,841.32 is: 379,375.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,829.82 : 659,941.50 = 252,841.32 : x
  2. Step 2: Convert to fraction form
    439,829.82/659,941.50 = 252,841.32/x
  3. Step 3: Cross multiply
    439,829.82x = 659,941.50 × 252,841.32
  4. Step 4: Simplify right side
    439,829.82x = 166,860,479,982.78
  5. Step 5: Solve for x
    x = 166,860,479,982.78/439,829.82
  6. Step 6: Final answer
    x = 379,375.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.